2533522223 has 4 divisors (see below), whose sum is σ = 2682552960. Its totient is φ = 2384491488.

The previous prime is 2533522177. The next prime is 2533522241. The reversal of 2533522223 is 3222253352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2533522223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533522253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74515343 + ... + 74515376.

It is an arithmetic number, because the mean of its divisors is an integer number (670638240).

Almost surely, 2^2533522223 is an apocalyptic number.

2533522223 is a deficient number, since it is larger than the sum of its proper divisors (149030737).

2533522223 is a wasteful number, since it uses less digits than its factorization.

2533522223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149030736.

The product of its digits is 21600, while the sum is 29.

The square root of 2533522223 is about 50334.1059620612. The cubic root of 2533522223 is about 1363.2481155731.

Adding to 2533522223 its reverse (3222253352), we get a palindrome (5755775575).

The spelling of 2533522223 in words is "two billion, five hundred thirty-three million, five hundred twenty-two thousand, two hundred twenty-three".